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Colt1911 [192]
3 years ago
13

What is f(4) thanks

Mathematics
2 answers:
Anettt [7]3 years ago
5 0
Hi
f(4) means x=4
As in question it is written that
3x- 15
substitute the value of x as 4. ( bcz x =4)
3 (4) - 15
= 12 - 15
= -3
Therefore the answer is option D.
Arada [10]3 years ago
4 0
F(4) is function notation that means the value of y when x = 4.

Replace x with 4 in the expression and evaluate the right side.

f(x) = 3x - 15

f(4) = 3(4) - 15

f(4) = 12 - 15

f(4) = -3
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